Home / 56,510,514.24-84,778,407.12-20,608,722.24

Finding the Fourth Proportional to 56,510,514.24, 84,778,407.12 and 20,608,722.24

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Solution

The fourth proportional to 56,510,514.24, 84,778,407.12 and 20,608,722.24 is: 30,917,691.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,510,514.24 : 84,778,407.12 = 20,608,722.24 : x
  2. Step 2: Convert to fraction form
    56,510,514.24/84,778,407.12 = 20,608,722.24/x
  3. Step 3: Cross multiply
    56,510,514.24x = 84,778,407.12 × 20,608,722.24
  4. Step 4: Simplify right side
    56,510,514.24x = 1,747,174,644,285,718.25
  5. Step 5: Solve for x
    x = 1,747,174,644,285,718.25/56,510,514.24
  6. Step 6: Final answer
    x = 30,917,691.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.